Schedule III (Consolidated) - Real Estate and Accumulated Depreciation - Reconciliation of Real Estate Owned (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule III, Reconciliation of real estate owned
Balance at beginning of the year	$ 627,613	$ 505,032	$ 418,494
Amounts capitalized	222,303	167,258	109,699
Cost of real estate sold	(55,932)	(33,324)	(23,608)
Amounts retired or adjusted	(16,705)	(11,353)	447
Balance at the end of the year	$ 777,279	$ 627,613	$ 505,032